CSV is perfect for spreadsheets, but most web applications prefer JSON. Converting between them is a routine task when importing data, seeding databases or wiring up an API.
How the conversion works
The first CSV row becomes the set of keys, and every following row becomes an object using those keys. The result is an array of objects that JavaScript and most languages can consume directly.
Watch out for
Commas inside quoted fields, inconsistent column counts and missing headers can all trip up naive conversions. For clean, well-formed CSV, conversion is instant and reliable.
Convert in your browser
Paste your CSV, click convert, and copy structured JSON — or go the other way and turn JSON back into CSV for a spreadsheet. It all runs locally.